How severe is CVE-2018-15517?

CVE-2018-15517 has a CVSS 3.x base score of 8.6, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2018-15517 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 44% (99th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-15517?

CVE-2018-15517 affects Dlink Central Wifimanager. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-15517?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2018-15517 published?

CVE-2018-15517 was published on 2019-01-31 and last updated on 2026-06-17.

CVE-2018-15517

CVE-2018-15517 is a high-severity vulnerability in Dlink Central Wifimanager with a CVSS 3.x base score of 8.6. Its EPSS exploit-prediction score of 44% places it in the 99th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-918.

Key facts

Severity: High (CVSS 3.x base score 8.6)
CVSS v2: 5.0
EPSS exploit prediction: 44% (99th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-918
Affected product: Dlink Central Wifimanager
Published: 2019-01-31
Last modified: 2026-06-17

Description

The MailConnect feature on D-Link Central WiFiManager CWM-100 1.03 r0098 devices is intended to check a connection to an SMTP server but actually allows outbound TCP to any port on any IP address, leading to SSRF, as demonstrated by an index.php/System/MailConnect/host/127.0.0.1/port/22/secure/ URI.

Frequently asked questions

What is CVE-2018-15517?: The MailConnect feature on D-Link Central WiFiManager CWM-100 1.03 r0098 devices is intended to check a connection to an SMTP server but actually allows outbound TCP to any port on any IP address, leading to SSRF, as demonstrated by an index.php/System/MailConnect/host/127.0.0.1/port/22/secure/ URI.
How severe is CVE-2018-15517?: CVE-2018-15517 has a CVSS 3.x base score of 8.6, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2018-15517 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 44% (99th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-15517?: CVE-2018-15517 affects Dlink Central Wifimanager. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-15517?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2018-15517 published?: CVE-2018-15517 was published on 2019-01-31 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:dlink:central_wifimanager:1.03:r0098:*:*:*:*:*:*

More vulnerabilities in Dlink Central Wifimanager

CVE-2019-13375 — Critical (CVSS 9.8): A SQL Injection was discovered in D-Link Central WiFi Manager CWM(100) before v1.03R0100_BETA6 in PayAction.class.php…
CVE-2019-13373 — Critical (CVSS 9.8): An issue was discovered in the D-Link Central WiFi Manager CWM(100) before v1.03R0100_BETA6. Input does not get…
CVE-2019-13372 — Critical (CVSS 9.8): /web/Lib/Action/IndexAction.class.php in D-Link Central WiFi Manager CWM(100) before v1.03R0100_BETA6 allows remote…
CVE-2018-17440 — Critical (CVSS 9.8): An issue was discovered on D-Link Central WiFi Manager before v 1.03r0100-Beta1. They expose an FTP server that serves…
CVE-2018-17442 — High (CVSS 8.8): An issue was discovered on D-Link Central WiFi Manager before v 1.03r0100-Beta1. An unrestricted file upload…
CVE-2018-15515 — High (CVSS 7.8): The CaptivelPortal service on D-Link Central WiFiManager CWM-100 1.03 r0098 devices will load a Trojan horse…

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